/Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Public/Changes/MeshPolygroupChange.h
FMeshPolygroupChange ( [TUniquePtr](API\Runtime\Core\Templates\TUniquePtr)< [FDynamicMeshGroupEdit](API\Plugins\ModelingComponents\Changes\FDynamicMeshGroupEdit) > && GroupEditIn )